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John Day Dam
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Home : xt_USA : xt_ Pacific_NW : OR- Columbia River : OR- Gorge East : John Day Dam : Forecast Graphs

Human Meteorologist Forecasts: Today's Briefing Extended Discussion

Computer Model Data: 9/16 | 9/17 | 9/18 | 9/19 | 9/20 | 9/21 | 9/22 | >>Wind Obs Map<<

John Day Dam Computer Forecast Table - Meteogram

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NAM 12km

GFS 0.5 Deg

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Date	Tuesday, September 16								Wednesday, September 17
Time		5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)		4	5	10	12	12	6	6	4	2	2	2	5	9	10	8
Direction
Temperature (F)		52	54	69	77	79	69	65	63	60	59	75	83	82	69	62
Model	NAM 12km								NAM 12km
Model Run		09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)		1021	1020	1020	1018	1016	1016	1017	1016	1017	1018	1017	1015	1014	1015	1015
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Thursday, September 18								Friday, September 19
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	6	5	5	5	3	5	7	7	5	4	3	3	4	7	4	5
Direction
Temperature (F)	57	53	55	70	80	81	67	61	56	54	56	69	77	79	65	61
Model	NAM 12km								GFS 0.5 Deg
Model Run	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)	1015	1015	1016	1014	1012	1010	1011	1012	1012	1012	1013	1012	1011	1009	1011	1012
Visibility (mi)
Cloud Cover (%)		20	41
Additional Data	Show Additional Data
Date	Saturday, September 20								Sunday, September 21
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	5	5	5	9	14	15	13	10	8	8	7	11	15	14	7	4
Direction
Temperature (F)	58	56	59	72	78	75	65	63	62	60	59	66	70	68	59	56
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)	1013	1014	1014	1014	1012	1012	1013	1015	1015	1016	1017	1017	1016	1015	1016	1016
Visibility (mi)
Cloud Cover (%)										2	3
Additional Data	Show Additional Data
Date	Monday, September 22								Tuesday, September 23
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	4	4	4	6	8	9	6	7	6	6	5	7	9	11	4	3
Direction
Temperature (F)	54	52	55	68	77	78	67	63	60	58	59	69	75	72	62	59
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)	1017	1016	1017	1015	1012	1009	1010	1011	1011	1011	1012	1011	1009	1009	1011	1012
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data
Date	Wednesday, September 24								Thursday, September 25
Time	2am	5am	8am	11am	2pm	5pm	8pm	11pm	2am	5am	8am	11am	2pm	5pm	8pm	11pm
Wind (mph)	3	4	4	4	2	0	1	2	2	2	1	9	16	21	16	12
Direction
Temperature (F)	58	55	55	64	70	70	64	61	58	56	57	55	60	60	52	49
Model	GFS 0.5 Deg								GFS 0.5 Deg
Model Run	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)	1012	1013	1013	1012	1010	1008	1008	1008	1007	1007	1006	1007	1007	1008	1010	1011
Visibility (mi)
Cloud Cover (%)												6		1		1
Additional Data	Show Additional Data
Date	Friday, September 26
Time	2am	5am
Wind (mph)	8	5
Direction
Temperature (F)	47	45
Model	GFS 0.5 Deg
Model Run	09/16 12z	09/16 12z
Precipitation (in)
Pressure (mb)	1011	1011
Visibility (mi)
Cloud Cover (%)
Additional Data	Show Additional Data